Flying, vigilance
You have hexproof.
Whenever this creature is dealt damage, you gain that much life.

Whenever a source an opponent controls deals damage to you, that player sacrifices a permanent of their choice.

Whenever another creature enters, untap this creature.

When this creature enters, target creature you control gains protection from the color of your choice until end of turn.

When this creature enters, create a 2/2 red Mutant creature token.
Alliance — Whenever another creature you control enters, put a +1/+1 counter on target creature you control.

Whenever an opponent attacks one or more planeswalkers you control, put a loyalty counter on each planeswalker you control.
Whenever a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card.

Flying, lifelink
When this creature enters, create a number of 2/2 white Knight creature tokens with vigilance equal to the number of opponents you attacked this turn.

This creature gets +1/+0 for each Equipment you control.

Vigilance
: Prevent the next 1 damage that would be dealt to any target this turn.

Vigilance
When this creature enters, look at the top four cards of your library. You may reveal a creature card with power 2 or less from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

This creature can't attack alone.
Whenever this creature attacks, untap target creature.

, Sacrifice this creature: Destroy target attacking creature.

Flying, vigilance
When this creature dies, target creature you control explores.

Vigilance, lifelink
Whenever you gain life, put a +1/+1 counter on each Cleric you control.

: Destroy target Aura attached to a creature you control.

Double strike, protection from black and from green

Changeling
: Until end of turn, creatures you control have base power and toughness X/X and gain all creature types.

Trample
At the beginning of your upkeep, if you control a blue permanent, you may create a token that's a copy of this creature.

Flash
When this creature enters, return up to one other target permanent you control to its owner's hand.

Flying, first strike
At the beginning of each other player's end step, if you didn't compliment that player on their game play this turn, sacrifice Miss Demeanor.

Flying, vigilance
Megamorph

Lifelink, protection from mana value 3 or greater

Flying
When this creature dies, exile it, then return the top creature card of your graveyard to the battlefield.

First strike
During your turn, creature tokens you control get +1/+0 and have first strike.
: Create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This token can't block." ( can be paid with either or 2 life.)

Vigilance
Whenever you gain life, put a +1/+1 counter on MJ.

Double strike
Whenever you cast a spell that targets a creature you control, put a +1/+1 counter on Mockingbird.

Whenever Mockingbird is dealt damage, put a +1/+1 counter on her. (She must survive the damage to get the counter.)